A beam splice involves joining two separate beam sections to create a longer, continuous structural member. This connection—made using bolts, welds, or specialized plates—is commonly used in wood, ...

How do you convince a teenager that a research career is within their grasp? Madeleine Cheung and her mentor, NASA scientist Charles Miller, explain.

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Trump is giving himself an A-plus-plus-plus, but the rest of America is anxious. By David Brooks, E. J. Dionne Jr., Robert Siegel and Derek Arthur It isn’t easy. By Emily Bazelon and David French Bret ...